Cleared Traditional

K772226 - PACEMAKER, MODEL 225 & 227 (FDA 510(k) Clearance)

Class III device cleared through the 510(k) pathway via substantial equivalence to a legally marketed predicate.

K772226 · Intermedics, Inc. · Cardiovascular device
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Sep 1978
Decision
295d
Days
Class 3
Risk

K772226 is an FDA 510(k) clearance for the PACEMAKER, MODEL 225 & 227. Classified as Implantable Pacemaker Pulse-generator (product code DXY), Class III - Premarket Approval.

Submitted by Intermedics, Inc. (Mchenry, US). The FDA issued a Cleared decision on September 27, 1978 after a review of 295 days - an extended review cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.3610 - the FDA cardiovascular device oversight framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: High-complexity regulatory submission. High regulatory complexity profile. This clearance follows a standard predicate-based equivalence path within the Cardiovascular review framework, consistent with the majority of Class II 510(k) submissions.

View all Intermedics, Inc. devices

Submission Details

510(k) Number K772226 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 06, 1977
Decision Date September 27, 1978
Days to Decision 295 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
170d slower than avg
Panel avg: 125d · This submission: 295d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code DXY Implantable Pacemaker Pulse-generator
Device Class Class 3 - Premarket Approval
CFR Regulation 21 CFR 870.3610
What this classification means

Class III devices typically require Premarket Approval (PMA) with clinical evidence. Clearance through 510(k) for Class III devices is granted only when substantial equivalence to a valid predicate can be established.